| NASCAR Cup Series Loop Data stats for William Byron at Charlotte Motor Speedway
Click on the Race to see results for that race. |
| Race | Start | Mid Race | Finish | High Pos. | Low Pos. | Avg. Pos. | Pass Diff. | Green Flag Passes | Green Flag Times Passed | Quality Passes | Pct. Quality Passes | Fastest Lap | Top 15 Laps | Pct. Top 15 Laps | Laps Led | Pct. Laps Led | Total Laps | DRIVER RATING |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018-13 | 21 | 39 | 39 | 12 | 34 | 33 | -16 | 39 | 55 | 7 | 18.0 | 0 | 4 | 1.0 | 0 | 0.0 | 139 | 39.7 |
| 2019-13 | 1 | 5 | 9 | 1 | 16 | 8 | -10 | 80 | 90 | 77 | 96.2 | 6 | 395 | 98.8 | 31 | 7.8 | 400 | 101.3 |
| 2020-07 | 10 | 4 | 21 | 1 | 22 | 7 | 3 | 91 | 88 | 78 | 85.7 | 13 | 392 | 97.0 | 0 | 0.0 | 404 | 101.1 |
| 2020-08 | 1 | 25 | 12 | 1 | 37 | 16 | 20 | 89 | 69 | 22 | 24.7 | 3 | 112 | 53.8 | 11 | 5.3 | 208 | 90.9 |
| 2021-15 | 4 | 3 | 4 | 1 | 13 | 3 | 6 | 81 | 75 | 67 | 82.7 | 51 | 400 | 100.0 | 19 | 4.8 | 400 | 119.2 |
| 2022-14 | 5 | 32 | 32 | 1 | 26 | 21 | 2 | 55 | 53 | 48 | 87.3 | 4 | 174 | 91.1 | 1 | 0.5 | 191 | 71.2 |
| 2023-14 | 1 | 8 | 2 | 1 | 18 | 4 | -10 | 68 | 78 | 57 | 83.8 | 14 | 396 | 99.0 | 91 | 22.8 | 400 | 121.8 |
| 2024-14 | 2 | 9 | 3 | 1 | 18 | 4 | 16 | 81 | 65 | 65 | 80.2 | 24 | 247 | 99.2 | 49 | 19.7 | 249 | 123.2 |
| 2025-13 | 3 | 1 | 2 | 1 | 23 | 2 | 4 | 72 | 68 | 44 | 61.1 | 70 | 394 | 98.5 | 283 | 70.8 | 400 | 143.4 |
| 2026-13 | 31 | 19 | 9 | 5 | 33 | 19 | 12 | 149 | 137 | 34 | 22.8 | 2 | 76 | 20.4 | 0 | 0.0 | 373 | 72.0 |
| Average Driver Rating: | 98.4 | |||||||||||||||||
Green Flag Passes: Green flag passes for position.
Pass Diff.: Difference between Green Flag Passes and Green Flag Times Passed.
Quality Passes: Number of times passing a car running in the Top 15 while under a green flag.
Fastest Lap: How many times a driver had the fastest lap of all drivers.
Driver Rating: A formula combining the following categories: Win, Finish, Top-15 Finish, Average Running Position while on Lead Lap, Average Speed Under Green, Fastest Lap, Led Most Laps, Lead-Lap Finish. Maximum: 150 points per race.